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Bug #5122

mpt_sas hangs forever with some kinds of malfunctioning drive

Added by Rich Ercolani over 6 years ago. Updated almost 5 years ago.

Status:
New
Priority:
Normal
Assignee:
Category:
-
Start date:
2014-08-26
Due date:
% Done:

50%

Estimated time:
Difficulty:
Medium
Tags:
needs-triage
Gerrit CR:

Description

Precisely as it says.

> ::mptsas
        mptsas_t inst ncmds suspend  power
================================================================================
ffffff23b62fd000    0     0       0 ON=D0
ffffff23b62f6000    1     0       0 ON=D0
> ::stacks -m sd
THREAD           STATE    SOBJ                COUNT
ffffff2335289400 SLEEP    CV                      1
                 swtch+0x18a
                 cv_wait_sig+0x1b5
                 sd_check_media+0x2c0
                 sdioctl+0xe0d
                 cdev_ioctl+0x39
                 spec_ioctl+0x60
                 fop_ioctl+0x55
                 ioctl+0x9b
                 _sys_sysenter_post_swapgs+0x237

ffffff00f4394c40 SLEEP    SEMA                    1
                 swtch+0x18a
                 sema_p+0x2a9
                 biowait+0xd9
                 default_physio+0x345
                 physio+0x25
                 scsi_uscsi_handle_cmd+0x29d
                 sd_ssc_send+0x195
                 sd_send_scsi_RDWR+0x353
                 sd_tg_rdwr+0x423
                 cmlb_use_efi+0xd0
                 cmlb_validate_geometry+0x121
                 cmlb_validate+0x83
                 sd_unit_attach+0x9ff
                 sdattach+0x19
                 devi_attach+0x9e
                 attach_node+0x14f
                 i_ndi_config_node+0xc0
                 i_ddi_attachchild+0x88
                 devi_attach_node+0x88
                 ndi_devi_online+0xb0
                 i_mdi_pi_state_change+0x4cf
                 mdi_pi_online+0x43
                 mptsas_create_virt_lun+0x963
                 mptsas_create_lun+0x1b0
                 mptsas_probe_lun+0xdd
                 mptsas_config_target+0x38
                 mptsas_handle_topo_change+0x356
                 mptsas_handle_dr+0x12c
                 taskq_thread+0x318
                 thread_start+8
> ::msgbuf
[snip]
WARNING: /pci@0,0/pci8086,3c08@3/pci1000,30d0@0 (mpt_sas0):
        mptsas_handle_event_sync: IOCStatus=0x8000, IOCLogInfo=0x31110610
WARNING: /pci@0,0/pci8086,3c08@3/pci1000,30d0@0 (mpt_sas0):
        mptsas_handle_event: IOCStatus=0x8000, IOCLogInfo=0x31110610
WARNING: /pci@0,0/pci8086,3c08@3/pci1000,30d0@0 (mpt_sas0):
        mptsas_handle_event_sync: IOCStatus=0x8000, IOCLogInfo=0x31170000
WARNING: /pci@0,0/pci8086,3c08@3/pci1000,30d0@0 (mpt_sas0):
        mptsas_handle_event: IOCStatus=0x8000, IOCLogInfo=0x31170000
/pci@0,0/pci8086,3c08@3/pci1000,30d0@0 (mpt_sas0):
        Log info 0x31110610 received for target 25 w5000c50038ae5ae4.
        scsi_status=0x0, ioc_status=0x804b, scsi_state=0xc

Probably can work around this by pulling the relevant malfunctioning disk, but thought I'd log it as I didn't think this was still a thing that could happen in modern mpt_sas land.

illumos-gate, current as of 20140821.

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